Earth Sculpture; Or, The Origin of Land-forms |
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Page 3
... sometimes hard to read in all its details , but its general bearing can be readily apprehended . The salient facts , the principal data , are conspicuous enough , and the mode of their interpretation is in a manner self - evident . In ...
... sometimes hard to read in all its details , but its general bearing can be readily apprehended . The salient facts , the principal data , are conspicuous enough , and the mode of their interpretation is in a manner self - evident . In ...
Page 6
... sometimes of relatively recent age , while those occupying such broad tracts as Brazil , the Canadian uplands , etc. , are of vast antiquity . Crys- talline schistose rocks , with associated granites and other igneous rocks , seem ...
... sometimes of relatively recent age , while those occupying such broad tracts as Brazil , the Canadian uplands , etc. , are of vast antiquity . Crys- talline schistose rocks , with associated granites and other igneous rocks , seem ...
Page 11
... termed , along the line of which the rocks have been shifted for , it may be , hundreds and sometimes even for thousands of feet . One of the simplest kind of faults is shown in the preceding illustration ( Fig . 5 ) . Here INTRODUCTORY II.
... termed , along the line of which the rocks have been shifted for , it may be , hundreds and sometimes even for thousands of feet . One of the simplest kind of faults is shown in the preceding illustration ( Fig . 5 ) . Here INTRODUCTORY II.
Page 17
... sometimes to be measured by many thousands of feet , or even yards , we see at once that subterranean action cannot have been directly implicated in the spoliation of the land . How , then , have anticlines been truncated ? What power ...
... sometimes to be measured by many thousands of feet , or even yards , we see at once that subterranean action cannot have been directly implicated in the spoliation of the land . How , then , have anticlines been truncated ? What power ...
Page 19
... sometimes hard , or even impossible , to say which has played the most effective part in the demolition of rocks . Nevertheless , it will conduce to clearness if we endeavour to consider the operation of each by itself , so far , at ...
... sometimes hard , or even impossible , to say which has played the most effective part in the demolition of rocks . Nevertheless , it will conduce to clearness if we endeavour to consider the operation of each by itself , so far , at ...
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Common terms and phrases
accumulation Alpine Alps anticlines basalt base-level basins become beds boulder-clay Carboniferous character cirques cliffs coast-lines coasts configuration Cretaceous crust crustal movements crystalline débris denudation deposits depressions depth detritus direction dislocations drainage elevation epigene epigene action epigene agents eroded escarpments feet fiords flow fluvio-glacial fluvio-glacial deposits folds gently geological structure glacial action glacial erosion glaciers gradually ground-moraines hills hollows horizontal strata ice-flow ice-sheet igneous rocks inclined indented infrequently irregular islands joints kind laccoliths lakes land land-forms land-surface lava less limestone low grounds materials mer de glace modified moraines mountain-chain mountain-valleys mountains névé normal faults Old Red Sandstone outcrops owe their origin plain of erosion plateau regions relatively result ridges rock-basins rock-masses sand Sandstone schistose schists Section sediment slopes Southern Uplands strata streams and rivers superficial surface surface-features synclinal tectonic tend thickness tion tracts traversed underground undulating usually valleys vertical volcanic wind